document.write( "Question 511428: the harvard university libary system and the cornell university libary system consist of a total of 119 different libary sites. the number of harvard libaries is two time more than twice the number or cornell libaries. how many libaries does each university support? \n" ); document.write( "
Algebra.Com's Answer #342209 by oberobic(2304) ![]() You can put this solution on YOUR website! h = number of Harvard library sites \n" ); document.write( "c = number of Cornell library sites \n" ); document.write( ". \n" ); document.write( "h + c = 119 \n" ); document.write( ". \n" ); document.write( "h = 2c + 2 \n" ); document.write( ". \n" ); document.write( "substitute \n" ); document.write( ". \n" ); document.write( "2c+2 +c = 119 \n" ); document.write( ". \n" ); document.write( "3c = 117 \n" ); document.write( ". \n" ); document.write( "c = 39 \n" ); document.write( ". \n" ); document.write( "h = 2*39 + 2 \n" ); document.write( "h = 80 \n" ); document.write( ". \n" ); document.write( "check the total \n" ); document.write( "39 + 80 = 119 \n" ); document.write( "correct. \n" ); document.write( ". \n" ); document.write( "Answer: Harvard has 80, and Cornell has 39. \n" ); document.write( ". \n" ); document.write( "Done. \n" ); document.write( " |